(19)

(11)

EP 0 845 969 A1

(12)

(43) Date of publication: 10.06.1998 Bulletin 1998/24 (21) Application number: 96926683.0 (22) Date of filing: 02.08.1996

(51) International Patent Classification (IPC):  A61J 1/ 05( . ) A61J 1/ 10( . ) A61M 1/ 28( . ) A61J 1/ 00( . ) A61J 1/ 20( . ) (86) International application number: PCT/SE1996/000984 (87) International publication number: WO 1997/005851 (20.02.1997 Gazette 1997/09)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 08.08.1995 SE 19950002768 (71) Applicant: GAMBRO AB 220 10 Lund (SE)	(72) Inventor: WIESLANDER, Anders S-222 38 Lund (SE) (74) Representative: Asketorp, Göran  Gambro AB Patent Department Box 10101 220 10 Lund 220 10 Lund (SE)